Product comparison · 2 internal hard drives

Seagate Barracuda 20TB vs Seagate Desktop HDD ST3250310AS-RF internal hard drive

15specifications compared
8differ
7identical
23known for one product only

Key differences

The Seagate Barracuda 20TB has 504 MB more storage drive buffer size than the Seagate Desktop HDD ST3250310AS-RF internal hard drive (512 MB vs 8 MB). The Seagate Barracuda 20TB has 1.4 W more power consumption (idle) than the Seagate Desktop HDD ST3250310AS-RF internal hard drive (6.7 W vs 5.3 W). The Seagate Barracuda 20TB has 10 - 60 °C more operating temperature (T-T) than the Seagate Desktop HDD ST3250310AS-RF internal hard drive (10 - 60 °C vs 0 - 60 °C). HDD capacity: 20 TB on the Seagate Barracuda 20TB, 250 GB on the Seagate Desktop HDD ST3250310AS-RF internal hard drive. Interface: Serial ATA on the Seagate Barracuda 20TB, Serial ATA II on the Seagate Desktop HDD ST3250310AS-RF internal hard drive.

HDD capacity
- Barracuda 20TB:20 TB
- Desktop HDD ST3250310AS-RF internal hard drive:250 GB
Interface
- Barracuda 20TB:Serial ATA
- Desktop HDD ST3250310AS-RF internal hard drive:Serial ATA II
Storage drive buffer size
- Barracuda 20TB:512 MB
- Desktop HDD ST3250310AS-RF internal hard drive:8 MB
Power consumption (idle)
- Barracuda 20TB:6.7 W
- Desktop HDD ST3250310AS-RF internal hard drive:5.3 W
Operating temperature (T-T)
- Barracuda 20TB:10 - 60 °C
- Desktop HDD ST3250310AS-RF internal hard drive:0 - 60 °C
Width
- Barracuda 20TB:101.8 mm
- Desktop HDD ST3250310AS-RF internal hard drive:101.6 mm
Height
- Barracuda 20TB:26.1 mm
- Desktop HDD ST3250310AS-RF internal hard drive:20 mm
Weight
- Barracuda 20TB:695 g
- Desktop HDD ST3250310AS-RF internal hard drive:365 g

Side by side

Differences highlightedShow differences only

Comparison of Barracuda 20TB, ST3250310AS-RF
38 specifications	A Seagate Barracuda 20TB View product	B Seagate Desktop HDD ST3250310AS-RF internal hard drive Model ST3250310AS-RF View product
Features3 differ
HDD capacityDiffers	20 TB	250 GB
HDD speed	7200 RPM	7200 RPM
HDD size	3.5"	3.5"
InterfaceDiffers	Serial ATA	Serial ATA II
Type	HDD	HDD
Storage drive buffer sizeDiffers	512 MB	8 MB
Read seek timeKnown for one	Unknown — not stated by the source	8.5 ms
Write seek timeKnown for one	Unknown — not stated by the source	10 ms
Average latencyKnown for one	Unknown — not stated by the source	4.16 ms
RefurbishedKnown for one	Unknown — not stated by the source	Yes
Start/stop cyclesKnown for one	Unknown — not stated by the source	50000
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	700000 h
Component forKnown for one	PC	Unknown — not stated by the source
HDD interface transfer rateKnown for one	6 Gbit/s	Unknown — not stated by the source
HDD sustained transfer rateKnown for one	190 MiB/s	Unknown — not stated by the source
Power1 differ
Power consumption (idle)Differs	6.7 W	5.3 W
Power consumption (read)Known for one	Unknown — not stated by the source	8.5 W
Power consumption (write)Known for one	Unknown — not stated by the source	8.5 W
Operating voltage	5 / 12 V	5 / 12 V
Start-up current	2 A	2 A
Power consumption (typical)Known for one	8.9 W	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	10 - 60 °C	0 - 60 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 90%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	5 - 95%
Operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 3048 m
Non-operating altitudeKnown for one	Unknown — not stated by the source	-60.96 - 12192 m
Operating shockKnown for one	Unknown — not stated by the source	63 G
Non-operating shockKnown for one	Unknown — not stated by the source	350 G
Weight & dimensions3 differ
WidthDiffers	101.8 mm	101.6 mm
Depth	147 mm	147 mm
HeightDiffers	26.1 mm	20 mm
WeightDiffers	695 g	365 g
Other featuresidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Linux operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Packaging contentidentical
Storage drive adapter includedKnown for one	No	Unknown — not stated by the source
Packaging dataidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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